Rock Springs Capital Management LP 13D and 13G filings for Sierra Oncology, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2023-02-14 3:01 pm Sale |
2022-12-31 | 13G | Sierra Oncology, Inc. SRRA |
Rock Springs Capital Management LP | 0 0.000% |
-1,184,793 (Position Closed) |
Filing |
| 2022-02-14 6:25 pm Purchase |
2021-12-31 | 13G | Sierra Oncology, Inc. SRRA |
Rock Springs Capital Management LP | 1,184,793 7.870% |
617,435 (+108.83%) |
Filing |
| 2021-02-16 4:32 pm Purchase |
2020-12-31 | 13G | Sierra Oncology, Inc. SRRA |
Rock Springs Capital Management LP | 567,358 5.140% |
12,281 (+2.21%) |
Filing |
| 2020-10-19 4:23 pm Purchase |
2020-10-09 | 13G | Sierra Oncology, Inc. SRRA |
Rock Springs Capital Management LP | 555,077 5.340% |
555,077 (New Position) |
Filing |